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Finding the Fourth Proportional to 359,651.04, 539,534.96 and 135,029.12

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Solution

The fourth proportional to 359,651.04, 539,534.96 and 135,029.12 is: 202,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,651.04 : 539,534.96 = 135,029.12 : x
  2. Step 2: Convert to fraction form
    359,651.04/539,534.96 = 135,029.12/x
  3. Step 3: Cross multiply
    359,651.04x = 539,534.96 × 135,029.12
  4. Step 4: Simplify right side
    359,651.04x = 72,852,930,858.04
  5. Step 5: Solve for x
    x = 72,852,930,858.04/359,651.04
  6. Step 6: Final answer
    x = 202,565.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.